Click on the third or sixth rank to set the en passant target square.

Book: ∞ / 0

# move proof disproof
1 a6 0
2 Qg6 0
3 e5 0
4 Ba6 0
5 Bb7 0
6 Qh5 0
7 d6 0
8 Qd8 0
9 Rg8 0
10 Qf7 0
11 g6 0
12 Rb8 0
13 e6 0
14 Nf5 0
15 Nb3 0
16 Ng8 0
17 d5 0
18 Nf7 0
19 Ng4 0
20 Nc2 0
21 g5 0